The table below looks at the statistics for CentOS skills in IT contracts advertised for the Berkshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited CentOS over the 3 months to 21 April 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
21 Apr 2015
Same period 2014 Same period 2013
CentOS Linux
Rank 126 128 -
Rank change year-on-year
+2 -
Contract jobs citing CentOS 6 1 0
As % of all contract IT jobs located in Berkshire 0.21% 0.035% -
As % of the Operating Systems category 1.01% 0.17% -
Number of daily rates quoted 4 0 0
Average daily rate
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£350 - -
UK excluding London average daily rate £375 £363 £300
% change year-on-year
+3.44% +20.83%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate - £35.00 £34.00
% change year-on-year
- +2.94%
CentOS
South East

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the Berkshire region.

Operating Systems Category
Berkshire
Contract IT job ads with a match in the
Operating Systems category
594 586 479
As % of all contract IT jobs located in Berkshire 20.63% 20.55% 19.49%
Number of daily rates quoted 295 289 191
Average daily rate £375 £325 £325
Average daily rate % change year-on-year
+15.38% -
90% offered a daily rate of more than £196 £171 £170
10% offered a daily rate of more than £500 £450 £463
UK excluding London average daily rate £345 £320 £315
% change year-on-year
+7.81% +1.58%
Number of hourly rates quoted 42 46 36
Average hourly rate £16.50 £17.50 £20.00
Average hourly rate % change year-on-year
-5.71% -12.50%
90% offered a hourly rate of more than £13.39 £14.00 £13.30
10% offered a hourly rate of more than £42.50 £22.30 £34.50
UK excluding London average hourly rate £15.50 £16.00 £16.00
% change year-on-year
-3.12% -

CentOS
Jobs Demand Trend in Berkshire

This chart provides a 3-month moving total of IT contractor jobs citing CentOS across the Berkshire region as a proportion of the total demand within the Operating Systems category.

CentOS Jobs Demand Trend in Berkshire

CentOS
Daily Rate Trend in Berkshire

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing CentOS across the Berkshire region.

CentOS Daily Rate Trend in Berkshire

CentOS
Daily Rate Histogram in Berkshire

This chart provides a histogram of daily rates quoted in contract IT jobs citing CentOS across the Berkshire region over the 3 months to 21 April 2015.

CentOS Daily Rate Histogram in Berkshire

CentOS
Contract Job Locations in Berkshire

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing CentOS within the Berkshire region over the 3 months to 21 April 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Reading - 2 £310 - 5
Bracknell - - - -
Maidenhead - - - -
CentOS
South East

CentOS
Top 30 Related IT Skills in Berkshire

For the 6 months to 21 April 2015, IT contractor jobs across the Berkshire region citing CentOS also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited CentOS.

1 12 (100.00%) Linux
2 7 (58.33%) LAN
2 7 (58.33%) WAN
2 7 (58.33%) VPN
2 7 (58.33%) Firewall
2 7 (58.33%) Root Cause Analysis
3 6 (50.00%) Red Hat Enterprise Linux
4 5 (41.67%) FortiGate
4 5 (41.67%) Kalman Filter
4 5 (41.67%) IP Telephony
4 5 (41.67%) ISDN
4 5 (41.67%) Ubuntu
4 5 (41.67%) VLAN
4 5 (41.67%) Cisco
4 5 (41.67%) Cisco Certification
4 5 (41.67%) Red Hat
4 5 (41.67%) Firmware
4 5 (41.67%) CCNA
4 5 (41.67%) Configuration Management
4 5 (41.67%) VoIP
4 5 (41.67%) ITIL
5 4 (33.33%) Apache
5 4 (33.33%) VMware
6 3 (25.00%) PostgreSQL
6 3 (25.00%) Continuous Integration
6 3 (25.00%) Java
6 3 (25.00%) MySQL
6 3 (25.00%) Jenkins
6 3 (25.00%) nginx
6 3 (25.00%) Git (software)

CentOS
Top Related IT Skills in Berkshire by Category

For the 6 months to 21 April 2015, IT contractor jobs across the Berkshire region citing CentOS also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited CentOS. Up to 20 skills are shown per category.

Application Platforms
1 4 (33.33%) Apache
2 3 (25.00%) nginx
3 2 (16.67%) Confluence
3 2 (16.67%) MediaWiki
3 2 (16.67%) IIS
Communications & Networking
1 7 (58.33%) LAN
1 7 (58.33%) WAN
1 7 (58.33%) VPN
1 7 (58.33%) Firewall
2 5 (41.67%) IP Telephony
2 5 (41.67%) VLAN
2 5 (41.67%) VoIP
2 5 (41.67%) ISDN
3 2 (16.67%) LDAP
3 2 (16.67%) IPv6
3 2 (16.67%) OSPF
3 2 (16.67%) BGP
3 2 (16.67%) EIGRP
3 2 (16.67%) Network Security
3 2 (16.67%) IPsec
4 1 (8.33%) OpenLDAP
Database & Business Intelligence
1 3 (25.00%) PostgreSQL
1 3 (25.00%) MySQL
2 2 (16.67%) SQL Server
2 2 (16.67%) SQL Server 2005
2 2 (16.67%) SQL Server 2008
3 1 (8.33%) Relational Database
Development Applications
1 3 (25.00%) Git (software)
1 3 (25.00%) Jenkins
2 2 (16.67%) JIRA
2 2 (16.67%) Hudson
2 2 (16.67%) Subversion
3 1 (8.33%) Maven
Job Titles
1 5 (41.67%) Network Engineer
1 5 (41.67%) Senior Network Engineer
1 5 (41.67%) Linux Engineer
2 3 (25.00%) Linux Support
2 3 (25.00%) Linux Support Engineer
2 3 (25.00%) Support Engineer
3 2 (16.67%) DevOps Engineer
3 2 (16.67%) Linux DevOps Engineer
4 1 (8.33%) Senior Linux Engineer
4 1 (8.33%) Senior Linux Support
4 1 (8.33%) Build Engineer
4 1 (8.33%) Infrastructure Engineer
4 1 (8.33%) Deployment Manager
4 1 (8.33%) Senior Support Engineer
4 1 (8.33%) Build Manager
4 1 (8.33%) Deployment Engineer
Libraries, Frameworks & Software Standards
1 1 (8.33%) Web Services
1 1 (8.33%) LAMP
1 1 (8.33%) ActiveMQ
1 1 (8.33%) Spring
Miscellaneous
1 2 (16.67%) Replication
1 2 (16.67%) Clustering
1 2 (16.67%) Wiki
Operating Systems
1 12 (100.00%) Linux
2 6 (50.00%) Red Hat Enterprise Linux
3 5 (41.67%) Ubuntu
4 2 (16.67%) Windows
4 2 (16.67%) Debian
5 1 (8.33%) Fedora
5 1 (8.33%) Windows Server 2003
5 1 (8.33%) Windows 7
Processes & Methodologies
1 7 (58.33%) Root Cause Analysis
2 5 (41.67%) ITIL
2 5 (41.67%) Configuration Management
2 5 (41.67%) Kalman Filter
3 3 (25.00%) Continuous Integration
4 2 (16.67%) Capacity Planning
4 2 (16.67%) Disaster Recovery
4 2 (16.67%) Performance Tuning
4 2 (16.67%) DevOps
5 1 (8.33%) Database Theory
5 1 (8.33%) Relational Database Theory
5 1 (8.33%) Data Modelling
5 1 (8.33%) SOA
5 1 (8.33%) Build Automation
Programming Languages
1 3 (25.00%) Java
2 2 (16.67%) Perl
2 2 (16.67%) Ruby
2 2 (16.67%) Bash Shell
3 1 (8.33%) PHP
3 1 (8.33%) SQL
3 1 (8.33%) Shell Script
Qualifications
1 5 (41.67%) CCNA
1 5 (41.67%) Cisco Certification
2 1 (8.33%) SC Cleared
2 1 (8.33%) Security Cleared
System Software
1 5 (41.67%) Firmware
2 2 (16.67%) Samba
2 2 (16.67%) VMware ESX
2 2 (16.67%) VMware Infrastructure
2 2 (16.67%) Postfix
2 2 (16.67%) XenServer
2 2 (16.67%) vSphere
2 2 (16.67%) iptables
Systems Management
1 5 (41.67%) FortiGate
2 2 (16.67%) ZABBIX
2 2 (16.67%) Plesk
2 2 (16.67%) Puppet
2 2 (16.67%) cPanel
2 2 (16.67%) Webmin
3 1 (8.33%) Opscode Chef
3 1 (8.33%) Salt
Vendors
1 5 (41.67%) Cisco
1 5 (41.67%) Red Hat
2 4 (33.33%) VMware
3 2 (16.67%) Microsoft
3 2 (16.67%) Citrix